Full Description

1.1This specification covers portable, live-line tool-supported two-pole phasing testers to be used on AC electrical systems.

1.2Two types of phasing testers are provided and are designated as Type I Resistive and Type II Capacitive.

1.3Two styles of phasing testers are provided and are designated as Style A Numerical and Style B Audible/Visual.

1.4The use and maintenance of these high voltage phasing testers and any necessary insulated tool handles are beyond the scope of this specification.

1.5The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

1.6This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.